Thisbookcontainstherefereedproceedingsofthe1stIFIP-TC6WorkingCon- rence on Wireless-On-Demand Network Systems, WONS 2004. It was sponsored by the IFIP Working Groups 6.3 (Performance of Computer and Commu- cation Networks)and6.8(Mobile and Wireless Communications), and aimed at becoming a premier international forum for discussions between researchers and practitioners interested in the evolution of Wireless Internet Access toward on-demand networking. Ad hoc, routing, localization, resource management, - curity, applications, performance and analytical models were topics covered in depth by...